::-webkit-scrollbar  
{  
    width: 8.5px;  
    height: 15px;  
    background-color: #F5F5F5; 
}  
::-webkit-scrollbar:horizontal  
{  
    width: 15px;  
    height: 8.5px;  
    background-color: #F5F5F5; 
} 

/*定义滚动条轨道 内阴影+圆角*/  
::-webkit-scrollbar-track  
{  
    box-shadow:0px 0px 15px 2px #00000013 inset; 
    background-color: #F5F5F5;  
}  
  
/*定义滑块 内阴影+圆角*/  
::-webkit-scrollbar-thumb  
{  
    border-radius: 10px;  
    box-shadow:0px 0px 15px 2px #00000013 ; 
    background-color: #C6C6C6;  
}  

::-webkit-scrollbar-thumb:window-inactive { 
    background-color: #D3D3D3; 
}  